Poramatworachote, P. ., Phorncharoen, I. ., & Pongpeachan, P. . (2022). Causal Relationship Model of Factors Affecting Competitive Advantage of Border Small and Medium Enterprises between Thai-Laos. Humanities and Social Sciences Journal of Pibulsongkram Rajabhat University, 16(1), 189–204. https://doi.org/10.14456/psruhss.2022.15